package com.itheima.mapper;

import com.itheima.pojo.Emp;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.time.LocalDate;
import java.util.List;

@Mapper
public interface EmpMapper {
    /*@Select("select count(*) from emp")
    public Long count();
    @Select("select * from emp limit #{start},#{pageSize}")
    public List<Emp> page(Integer start,Integer pageSize);*/
    //@Select("select * from emp")
    public List<Emp> list(String name, Short gender, LocalDate begin, LocalDate end);

    void delete(List<Integer> ids);
    void add(Emp emp);

    Emp getById(Integer id);

    void update(Emp emp);
    @Select("select * from emp where username=#{username} and password=#{password}")
    Emp getByUsernameAndPassword(Emp emp);
    @Delete("delete from emp where dept_id=#{deptId}")
    void deleteByDeptId(Integer deptId);
}
